Home / 395,926.50-593,988.78-115,443.76

Finding the Fourth Proportional to 395,926.50, 593,988.78 and 115,443.76

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Solution

The fourth proportional to 395,926.50, 593,988.78 and 115,443.76 is: 173,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,926.50 : 593,988.78 = 115,443.76 : x
  2. Step 2: Convert to fraction form
    395,926.50/593,988.78 = 115,443.76/x
  3. Step 3: Cross multiply
    395,926.50x = 593,988.78 × 115,443.76
  4. Step 4: Simplify right side
    395,926.50x = 68,572,298,161.01
  5. Step 5: Solve for x
    x = 68,572,298,161.01/395,926.50
  6. Step 6: Final answer
    x = 173,194.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.